Re: A Whiff of History (Re: srsg idea to prevent losses)

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-qwest-dot-net>" <evp-at-pacbell-dot-net>

>         Vacuum tube transmitters were in use by the end of WW_I_.
>         I doubt any arc (or spark) transmitters were in use
>         by WW_II_.  Save purpose built jammers.
> 
>         best
>         dwp

	Think all of the big arcs were gone by about 1930, but have seen
several references (by guys who should know) that spark was still being
used on some older ships at least into the beginning days of WW2.

Ed